How to install nodejs on contos7 (steps)

contos7 is a Unix-like operating system that is very suitable for applications in server-side scenarios. And nodejs is a JavaScript runtime, which is also a very popular technology now. If you want to develop or run nodejs on contos7, you need to install nodejs first. In this article, we will introduce how to install nodejs on contos7.

Steps

1. Install Node.js

First, we need to download the latest version of nodejs from the Node.js official website. The latest version is v15.14.0, and the download address is https://nodejs.org/zh-cn/. Use the wget command in the current directory to download:

$ wget https://nodejs.org/dist/v15.14.0/node-v15.14.0-linux-x64.tar.xz

2. Decompress Node.js

After the download is complete, we need to decompress the downloaded file. Use the following command to decompress the file:

$ tar xvf node-v15.14.0-linux-x64.tar.xz

After decompression, we can see a directory named node-v15.14.0-linux-x64, which contains the decompressed nodejs.

3. Copy files

We need to copy the decompressed nodejs file to the /usr/local/ directory of contos7. Use the following command to copy:

$ cp -R node-v15.14.0-linux-x64 /usr/local/

4. Add executable path

We need to add the executable path of nodejs to the PATH of contos7 so that it can be used anywhere You can use nodejs now. Use the following command to add the path:

$ echo 'export PATH=/usr/local/node-v15.14.0-linux-x64/bin:$PATH' >> ~/.bashrc

5. Refresh environment variables

We can use the following command to make the environment variables take effect:

$ source ~/.bashrc

6. Verify Installation

We use the following command to verify whether nodejs is installed successfully:

$ node -v
v15.14.0

If the output of v15.14.0 appears, then nodejs has been installed successfully. .

Summary

Installing nodejs on contos7 is very simple. You only need to download the latest version of nodejs from the official website, then unzip it, copy the file, add the executable path, refresh the environment variables, and finally verify the installation.

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